icuSources/tools/genrb/rbutil.c

   1 /*
   2 *******************************************************************************
   3 *
   4 *   Copyright (C) 1998-2008, International Business Machines
   5 *   Corporation and others.  All Rights Reserved.
   6 *
   7 *******************************************************************************
   8 *
   9 * File util.c
  10 *
  11 * Modification History:
  12 *
  13 *   Date        Name        Description
  14 *   06/10/99    stephen     Creation.
  15 *   02/07/08    Spieth      Correct XLIFF generation on EBCDIC platform
  16 *
  17 *******************************************************************************
  18 */
  19
  20 #include "unicode/putil.h"
  21 #include "rbutil.h"
  22 #include "cmemory.h"
  23 #include "cstring.h"
  24
  25
  26 /* go from "/usr/local/include/curses.h" to "/usr/local/include" */
  27 void
  28 get_dirname(char *dirname,
  29             const char *filename)
  30 {
  31   const char *lastSlash = uprv_strrchr(filename, U_FILE_SEP_CHAR) + 1;
  32
  33   if(lastSlash>filename) {
  34     uprv_strncpy(dirname, filename, (lastSlash - filename));
  35     *(dirname + (lastSlash - filename)) = '\0';
  36   } else {
  37     *dirname = '\0';
  38   }
  39 }
  40
  41 /* go from "/usr/local/include/curses.h" to "curses" */
  42 void
  43 get_basename(char *basename,
  44              const char *filename)
  45 {
  46   /* strip off any leading directory portions */
  47   const char *lastSlash = uprv_strrchr(filename, U_FILE_SEP_CHAR) + 1;
  48   char *lastDot;
  49
  50   if(lastSlash>filename) {
  51     uprv_strcpy(basename, lastSlash);
  52   } else {
  53     uprv_strcpy(basename, filename);
  54   }
  55
  56   /* strip off any suffix */
  57   lastDot = uprv_strrchr(basename, '.');
  58
  59   if(lastDot != NULL) {
  60     *lastDot = '\0';
  61   }
  62 }
  63
  64 #define MAX_DIGITS 10
  65 int32_t
  66 itostr(char * buffer, int32_t i, uint32_t radix, int32_t pad)
  67 {
  68     const char digits[16] = {'0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'};
  69     int32_t length = 0;
  70     int32_t num = 0;
  71     int32_t save = i;
  72     int digit;
  73     int32_t j;
  74     char temp;
  75
  76     /* if i is negative make it positive */
  77     if(i<0){
  78         i=-i;
  79     }
  80
  81     do{
  82         digit = (int)(i % radix);
  83         buffer[length++]= digits[digit];
  84         i=i/radix;
  85     } while(i);
  86
  87     while (length < pad){
  88         buffer[length++] = '0';/*zero padding */
  89     }
  90
  91     /* if i is negative add the negative sign */
  92     if(save < 0){
  93         buffer[length++]='-';
  94     }
  95
  96     /* null terminate the buffer */
  97     if(length<MAX_DIGITS){
  98         buffer[length] =  0x0000;
  99     }
 100
 101     num= (pad>=length) ? pad :length;
 102
 103
 104     /* Reverses the string */
 105     for (j = 0; j < (num / 2); j++){
 106         temp = buffer[(length-1) - j];
 107         buffer[(length-1) - j] = buffer[j];
 108         buffer[j] = temp;
 109     }
 110     return length;
 111 }